Ensuring Security of Wireless Networks

04/30/2009

Nowadays, implementation of wireless networks is very common. There are very less clutters in a wireless network, so it is a convenient way of network implementation and management. The troubleshooting of wireless network is easier than wired networks, so people prefer having wireless networks at workplace as well as at home.

However, wireless networks are more vulnerable to security flaws along with the convenience and easy approach of implementation. Even a person with less IT knowledge can easily access an unsecured wireless network and use unethically. Therefore, it is very important to restrict unauthorized access of wireless networks available at home or at your workplace. There are some standard security measures of securing your wireless networks from unauthorized access. In order to secure your wireless network, you can adopt following actions:

Restrict Wireless Network Broadcasting
The default setting of your Wi-Fi router allows automatic network broadcasting so that devices with wireless access feature can detect the wireless networks available in range. Choosing this default setting makes your wireless network open to everybody. To restrict automatic wireless network discovery you can disable this feature. Go through your wireless router manual to learn how to disable this feature.

Enable Data Encryption
Data Encryption is a well-accepted protocol to secure wireless networks. Nowadays, almost every Wi-Fi router or access points come with WEP (Wired Equivalent Privacy) or WPA (Wi-Fi protected access) encryption schemes. By enabling any of these two encryption schemes, you can restrict the access of your Wi-Fi network.

Choosing Strong Network Password
While enabling data encryption, you are required to set a password to allow access to your wireless network. Choosing a strong password is very important to achieve required level of security. An ideal password is combination of alphanumeric keys and comprise of several characters. Avoid using your name, Date of Birth, or other common things as a password for your wireless network.

Activating Firewall
All wireless access points come with an in-built firewall to stop unauthorized incoming and outgoing connections through your wireless network. Learn how to use and customize this firewall for maximum level of wireless network security.

By following above instructions, you can secure wireless networks at your home or at workplace and enjoy the benefits of going wireless without any worries.

Posted in: Software| Tags: Security Wireless Networks Protection Network Feature Access password router choosing wireless implementation encryption

6 Easy Steps to Protect your Wireless Networks

04/30/2009

Fear not, though. There's plenty you can do to protect yourself.
1)Change your administrator password
Before you do anything else, change the administrator password on your router. Every model of router comes preconfigured with a standard password, and hackers know this. So it's exceedingly easy for someone to hop onto your network, gain full control over its administrative rights and wreak havoc.

2)Stop broadcasting your network's SSID and change its name
Your service set identifier (SSID) is your network's name, and if people know what your SSID is, it's easier for them to find your network and connect to it. Your router broadcasts its SSID, and that broadcast tells passersby there's a network there. It also gives out the name. So, if you turn off SSID broadcasting, you'll go partway toward keeping casual users from seeing your network. But doing that, by itself, won't necessarily solve the problem. Even if you stop broadcasting your network's name, people might still be able to connect to your network. That's because manufacturers generally ship their wireless routers with the same generic SSID. So, even if you stop broadcasting your SSID, intruders can easily guess your router's name and log on. To solve the problem, first change your SSID's name, and then hide it

3)Enabling encryption
Wi-Fi networks are incredibly convenient and incredibly easy to spy upon. All that data going out over the air among your PCs and between your PCs and the Internet can easily be snooped on by anyone nearby using simple, off-the-shelf software such as packet sniffers. Using encryption is the single most important step to protect your home or small office network.

4)Protect yourself using MAC addresses
Another way to protect your wireless network is to allow only certain computers to connect, and ban all others. To do that, you'll filter by Media Access Control (MAC) addresses and so you'll be able to tell your router to allow only specific MAC addresses onto the network and keep all others off.

5)Turn off your network when you're not using it
This simple precaution can go a very long way toward keeping you safe: Simply turn off your router when you're not using your network. The less time your wireless network is available, the less likely it is to get hacked.

6)Checking for wireless intruders
You can never be too safe, and so even if you've taken all this advice, it's a good idea to check your network to see if intruders have made their way in. And if you haven't taken all this advice, that's all the more reason to check.

Posted in: Software| Tags: Security Wireless Networks Protection Network Control problem password protect administrator name router change ssid

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